<template>
  <div id="myChart" :style="{width: '100%', height: '1000%'}" />
</template>

<script>
/**
 * charts
 */
export default {
  name: 'dom',
  data(){

  },
  methods:{
    drawLine(){
      // 基于准备好的dom，初始化echarts实例
      const myChart = this.$echarts.init(document.getElementById('myChart'))
      myChart.setOption({
        //官网实例代码，如下图
        title: {
          text: 'Rainfall vs Evaporation',
          subtext: 'Fake Data'
        },
        tooltip: {
          trigger: 'axis'
        },
        legend: {
          data: ['Rainfall', 'Evaporation']
        },
        toolbox: {
          show: true,
          feature: {
            dataView: { show: true, readOnly: false },
            magicType: { show: true, type: ['line', 'bar'] },
            restore: { show: true },
            saveAsImage: { show: true }
          }
        },
        calculable: true,
        xAxis: [
          {
            type: 'category',
            // prettier-ignore
            data: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ],
        series: [
          {
            name: 'Rainfall',
            type: 'bar',
            data: [
              2.0, 4.9, 7.0, 23.2, 25.6, 76.7, 135.6, 162.2, 32.6, 20.0, 6.4, 3.3
            ],
            markPoint: {
              data: [
                { type: 'max', name: 'Max' },
                { type: 'min', name: 'Min' }
              ]
            },
            markLine: {
              data: [{ type: 'average', name: 'Avg' }]
            }
          },
          {
            name: 'Evaporation',
            type: 'bar',
            data: [
              2.6, 5.9, 9.0, 26.4, 28.7, 70.7, 175.6, 182.2, 48.7, 18.8, 6.0, 2.3
            ],
            markPoint: {
              data: [
                { name: 'Max', value: 182.2, xAxis: 7, yAxis: 183 },
                { name: 'Min', value: 2.3, xAxis: 11, yAxis: 3 }
              ]
            },
            markLine: {
              data: [{ type: 'average', name: 'Avg' }]
            }
          }
        ]
      })
    },
  },

  mounted(){
    this.drawLine()
  }

}
</script>

<style scoped>

</style>
